Optional Volume Control & Flashing Lights The claw game machine feature flashing LED lights and 2 kinds of authentic arcade machine-style music with moderate volume. Also, there s an option to turn this machine on without sounds according to your liking. Large Size & Two Power Supply Modes The big claw toy machine come fully assembled, it measures 14.17 x 11.02 x 9.05 (H x L x W). 5 x AA batteries are required and not included. The USB cable (included) also can be used for power supply for long-time playing fun. 60 Seconds Countdown Challenge With 60 seconds countdown timer, kids can challenge each other and see who gets the most prizes before time stops.